FI115857B - Näkyvyysmittari - Google Patents
Näkyvyysmittari Download PDFInfo
- Publication number
- FI115857B FI115857B FI953598A FI953598A FI115857B FI 115857 B FI115857 B FI 115857B FI 953598 A FI953598 A FI 953598A FI 953598 A FI953598 A FI 953598A FI 115857 B FI115857 B FI 115857B
- Authority
- FI
- Finland
- Prior art keywords
- main beam
- window
- windows
- main
- transmitted
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/497—Means for monitoring or calibrating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/538—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
- G01S7/4813—Housing arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/497—Means for monitoring or calibrating
- G01S2007/4975—Means for monitoring or calibrating of sensor obstruction by, e.g. dirt- or ice-coating, e.g. by reflection measurement on front-screen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95108334 | 1995-05-31 | ||
EP95108334A EP0745838B1 (de) | 1995-05-31 | 1995-05-31 | Sichtweitenmessgerät |
Publications (3)
Publication Number | Publication Date |
---|---|
FI953598A0 FI953598A0 (fi) | 1995-07-27 |
FI953598A FI953598A (fi) | 1996-12-01 |
FI115857B true FI115857B (fi) | 2005-07-29 |
Family
ID=8219315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI953598A FI115857B (fi) | 1995-05-31 | 1995-07-27 | Näkyvyysmittari |
Country Status (4)
Country | Link |
---|---|
US (1) | US5610713A (de) |
EP (1) | EP0745838B1 (de) |
DE (1) | DE59510550D1 (de) |
FI (1) | FI115857B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2384555B (en) * | 2001-01-16 | 2005-05-04 | Teraview Ltd | Apparatus and method for investigating a sample |
AUPR813101A0 (en) * | 2001-10-08 | 2001-11-01 | Almos Systems Pty Ltd | Improvements in transmissometers |
US7068362B2 (en) * | 2002-01-25 | 2006-06-27 | The Johns Hopkins University | Expendable beam transmissometer |
DE10343160B3 (de) * | 2003-09-18 | 2005-05-25 | Lavision Gmbh | Verfahren zur Bestimmung eines dreidimensionalen Geschwindigkeitsfeldes in einem Volumen |
AU2011218728B2 (en) * | 2004-02-09 | 2012-04-19 | Vaisala Gmbh | Apparatus and method for measuring atmospheric transmission and determining meteorological visual range |
DE102004006961B3 (de) * | 2004-02-09 | 2005-08-11 | Vaisala Gmbh | Vorrichtung und Verfahren zur Messung der atmosphärischen Transmission und Bestimmung der meteorologischen Sichtweite |
DE102010018409A1 (de) | 2010-04-13 | 2012-06-14 | Arkadij Gershman | Verfahren zur Sichtweitenmessung und die Einrichtung um es realisieren |
DE102010026800A1 (de) | 2010-07-10 | 2012-01-12 | Arkadij Gershman | Das Verfahren und die Einrichtung für die Instrumentalbestimmung der Sichtweite |
DE202010016708U1 (de) | 2010-12-17 | 2011-05-26 | Gershman, Arkadij, 30559 | Sichtweitenmeßgerät mit dem Lichtstrahler und Diversitylichtempfang |
DE202010016707U1 (de) | 2010-12-17 | 2011-03-24 | Gershman, Arkadij | Das Gerät für die Instrumentalbestimmung der Sichtweite |
RU2621179C1 (ru) * | 2016-06-10 | 2017-05-31 | Федеральное государственное казенное образовательное учреждение высшего образования "Калининградский пограничный институт Федеральной службы безопасности Российской Федерации" | Способ охранного мониторинга |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2145585A1 (de) * | 1971-09-13 | 1973-03-22 | Visomat Geraete Gmbh | Lichtelektronisches sichtweitemessgeraet |
US3872315A (en) * | 1973-12-21 | 1975-03-18 | Babcock & Wilcox Co | Radiation sensitive fluid analyzer |
-
1995
- 1995-05-31 EP EP95108334A patent/EP0745838B1/de not_active Expired - Lifetime
- 1995-05-31 DE DE59510550T patent/DE59510550D1/de not_active Expired - Lifetime
- 1995-06-07 US US08/483,445 patent/US5610713A/en not_active Expired - Lifetime
- 1995-07-27 FI FI953598A patent/FI115857B/fi active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP0745838A1 (de) | 1996-12-04 |
FI953598A (fi) | 1996-12-01 |
EP0745838B1 (de) | 2003-02-05 |
DE59510550D1 (de) | 2003-03-13 |
US5610713A (en) | 1997-03-11 |
FI953598A0 (fi) | 1995-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GB | Transfer or assigment of application |
Owner name: JENOPTIK AG |
|
PC | Transfer of assignment of patent |
Owner name: VAISALA OYJ Free format text: VAISALA OYJ |
|
FG | Patent granted |
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